Slate.com's Libby Copeland claims that history proves plural marriage is harmful to society: As marriage historian Stephanie Coontz has pointed out, polygyny is less about sex than it is about power. Rich old guys with lots of wives win twice: They have more women to bear them babies and do household work, and they also gain an advantage over other men. After all, in such societies a young man in want of a wife cannot simply woo her. There is too much competition, and he probably … [Read more...]